// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Flags: --allow-natives-syntax

var x = {};
Object.defineProperty(x, '0', {
	get() {
		return 0
	}
})
// x.__defineGetter__('0', () => 0);
x.a = {
  v: 1.51
};

var y = {};
y.a = {
  u: 'OK'
};

function foo(o) {
  return o.a.u;
};
ArkTools.prepareFunctionForOptimization(foo);
foo(y);
foo(y);
foo(x);
ArkTools.optimizeFunctionOnNextCall(foo);
ArkTools.debugPrint(foo(x));
